CN220462458U - Hand-held type cutting device - Google Patents
Hand-held type cutting device Download PDFInfo
- Publication number
- CN220462458U CN220462458U CN202321938479.4U CN202321938479U CN220462458U CN 220462458 U CN220462458 U CN 220462458U CN 202321938479 U CN202321938479 U CN 202321938479U CN 220462458 U CN220462458 U CN 220462458U
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- handle
- hand
- saw body
- cutting device
- cover plate
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- 238000005520 cutting process Methods 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The application discloses a handheld cutting device, comprising a shell; a saw body; the driving device is used for driving the saw body; the power supply device is used for supplying power to the driving device; the handle part is positioned between the driving device and the power supply device; the mounting part is positioned between the driving device, the power supply device and the handle part; the handle comprises a handle body, a handle body and a handle cover, wherein the handle body is provided with a handle seat, a handle seat and a handle seat, and is characterized by further comprising a first supporting part arranged at the bottom of the mounting part and a second supporting part arranged at the bottom of the handle part, and the end parts of the two supporting parts are provided with supporting surfaces; when the hand saw body is transversely placed, the two supporting surfaces are suitable for being attached to the placing plane, so that the hand saw body is supported; the beneficial effects of this application: through being provided with the supporting part, when the hand saw body is horizontally and transversely placed, the supporting surface at the lower end of the supporting part can be attached to the placing plane, so that the hand saw body can be stably supported, and further, the hand saw body can be prevented from being in direct contact with the ground; on the other hand, the hand saw body can be very convenient to take, and the convenience of using the hand saw body is improved.
Description
Technical Field
The application relates to the technical field of cutting devices, in particular to a handheld cutting device.
Background
In cutting devices, mini hand saws are a commonly used tool, which is one of the chain saws, which are destructive tools that rely on the linear movement of an L-shaped blade on the saw chain to effect cutting, which is mainly used for cutting wood. Chainsaws can be classified into gasoline chainsaws, electric chainsaws, pneumatic chainsaws, hydraulic chainsaws, etc. according to the power source of the chainsaw. In the use process, an operator aims at the L-shaped blade on the saw chain and abuts against the wood to be cut by holding the handle, and then the cutting task can be completed.
In the prior art, an electric chain saw is generally placed in a special tool box when not in use, and cannot be stably placed on a working surface, so that the electric chain saw is troublesome to place in the tool box when not in use for a short time, and therefore, a hand-held cutting device capable of being stably placed is proposed to solve the technical problem.
Disclosure of Invention
One of the objects of the present application is to provide a hand-held cutting device that can be stably placed.
In order to achieve the above purpose, the technical scheme adopted in the application is as follows: a hand-held cutting device, comprising a housing; a saw body; the driving device is used for driving the saw body; a power supply device for supplying power to the driving device; a grip portion located between the driving device and the power supply device; a mounting portion located between the driving device, the power supply device, and the grip portion; the handle comprises a handle body, a mounting part, a handle body, a first supporting part and a second supporting part, wherein the mounting part is arranged at the bottom of the handle body; when the hand saw body is transversely placed, the two supporting surfaces are suitable for being attached to the placing plane, and then the hand saw body is supported.
Preferably, the handle portion includes a handle and a connection portion located below the handle, the handle is adapted to hold the handheld cutting device, the second support portion is disposed at the bottom of the connection portion, and the handle and the connection portion form a D-shaped or parallelogram-shaped enclosed space.
Preferably, the connecting part is a tubular channel communicated with the shell, the cross section of the tubular channel is quadrilateral, and the tubular channel is provided with an air inlet and an air outlet.
Preferably, the connection portion is a guard plate for protecting debris.
Preferably, the chain cover plate is arranged on the mounting part, a screwing assembly used for adjusting the compression degree of the saw body and the chain cover plate is arranged between the saw body and the chain cover plate, the screwing assembly comprises a knob seat, the knob seat is matched with a screw thread arranged on the mounting part, and the chain cover plate locks the knob seat along the movement perpendicular to the direction of the chain cover plate through a limiting structure.
Preferably, the knob seat is provided with a connecting sleeve in threaded fit with the screw, and the chain cover plate is provided with a through hole for the connecting sleeve to pass through; the limiting structure comprises a first connecting part arranged on the outer side of the connecting sleeve and a second connecting part arranged on the inner side wall of the through hole, and the first connecting part is in clamping fit with the second connecting part.
Preferably, the first connecting portion is an annular clamping groove, the second connecting portion is at least one buckle extending from the inner side wall of the through hole to the clamping groove, and the buckle is located in the clamping groove and is abutted to the clamping groove during assembly.
Preferably, the buckle comprises a vertical part and a protruding part, wherein the protruding part is suitable for being abutted in the clamping groove during assembly, and the vertical part is in a state of being stressed to be close to the inner side wall of the through hole during assembly.
Preferably, the saw body comprises a guide plate for installing the chain saw, a positioning hole is formed in the outer portion of the guide plate, an integrally formed positioning column is arranged in the outer portion of the installation portion, and the positioning column is matched with the positioning hole.
Compared with the prior art, the beneficial effect of this application lies in:
(1) Through being provided with the supporting part, when the hand saw body is horizontally and transversely placed, the supporting surface at the lower end of the supporting part can be attached to the placing plane, so that the hand saw body can be stably supported, and further, the hand saw body can be prevented from being in direct contact with the ground; on the other hand, the hand saw body can be very convenient to take, and the convenience of using the hand saw body is improved.
(2) Through being provided with limit structure for the chain apron can then lock rotatory button seat along perpendicular to chain apron direction through limit structure's effect, keeps the relative position of chain apron and knob seat promptly, so that drive chain apron synchronous movement when adjusting knob seat position. In the prior art, a clamp spring is usually arranged between the chain cover plate and the knob seat to realize that the chain cover plate and the knob seat are kept fixed in relative positions, however, the installation is complicated due to the fact that the clamp spring is inserted in the installation of the clamp spring, compared with the prior art, the installation is more convenient due to the fact that the clamp spring is arranged in the limiting structure, and the clamp spring is arranged only by inserting the connecting sleeve into the through hole in the installation, so that the step of installing the clamp spring is omitted, and the installation is more convenient; in addition, the chain cover plate can lock the rotary knob seat along the axial movement under the action of the limiting structure, so that the rotary knob seat can be prevented from loosening under the action of vibration, and the stability after installation is improved.
(3) Through being provided with integrated into one piece reference column on the installation department, dig the extra reference column that sets up of a groove for among the prior art on the installation department, this design installation is more convenient.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the structure of the hand saw body of the present utility model when being put horizontally.
FIG. 3 is a schematic view of the chain cover plate structure of the present utility model.
Fig. 4 is an enlarged schematic view of the structure of the present utility model at a.
Fig. 5 is a schematic view of the tightening assembly of the present utility model.
Fig. 6 is a schematic view of the internal structure of the through hole according to the present utility model.
Fig. 7 is a schematic view of a connecting sleeve structure of the present utility model.
Fig. 8 is a schematic structural diagram of a limiting structure of the present utility model.
Fig. 9 is a schematic view of a buckle structure according to the present utility model.
In the figure: 1. a hand saw body; 101. a saw body; 1011. a guide plate; 1012. a chain saw; 102. a grip portion; 1021. a handle; 1022. a connection part; 103. a mounting part; 104. a power supply device; 2. a support structure; 201. a first support portion; 202. a second supporting part; 3. placing a plane; 4. a support surface; 5. screwing the assembly; 501. a knob seat; 5011. connecting sleeves; 502. rotating the button; 6. a chain cover plate; 7. a screw; 8. a through hole; 9. a second connecting portion; 901. a vertical portion; 902. a boss; 10. a first connection portion; 11. positioning columns; 12. and positioning holes.
Detailed Description
The present application will be further described with reference to the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.
In the description of the present application, it should be noted that, for the azimuth terms such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific protection scope of the present application that the device or element referred to must have a specific azimuth configuration and operation, as indicated or implied.
It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
One of the preferred embodiments of the present application, as shown in fig. 1 to 9, is a hand-held cutting device, comprising a hand saw body 1, the hand saw body 1 comprising a housing for mounting; a saw body 101; a driving device (not shown) for driving the saw body 101 to perform a cutting operation; a power supply 104 (typically a rechargeable battery) for supplying power to the drive means; a grip 102 mounted between the driving device and the power supply device 104; the mounting portion 103 is located between the driving device, the power supply device 104 and the grip portion 102.
Specifically, the bottom of the hand saw body 1 is provided with the supporting structure 2, the lower end part of the supporting structure 2 is provided with the supporting surface 4, when the hand saw body 1 is horizontally and transversely placed, the supporting surface 4 at the lower end of the supporting structure 2 is attached to the placing plane 3, so that the hand saw body 1 can be stably supported; the power supply device 104 at the rear end of the hand saw body 1 and the placement plane 3 have a certain interval, and when the hand saw body 1 is stably placed, the hand saw body 1 and the placement plane 3 have a certain interval, so that the hand saw body 1 and the placement plane 3 (such as the ground) can be prevented from being in direct contact; on the other hand, the hand saw body 1 is very convenient to take, and the convenience of using the hand saw body 1 is improved.
It should be noted that, the support structure 2 includes a first support portion 201 and a second support portion 202, the first support portion 201 is disposed at the bottom of the mounting portion 103, the second support portion 202 is disposed at the bottom end of the grip portion 102, and the stability is better by supporting two ends of the hand saw body 1; and the whole hand saw body 1 and the placing plane 3 have a certain interval at this time.
In this embodiment, as shown in fig. 2, the grip 102 includes a handle 1021 and a connection 1022.
Specifically, the handle 1021 may be convenient for a person to hold the cutting device, the second support 202 is disposed at the bottom end of the connection 1022, and the handle 1021 and the connection 1022 form a closed space having a D-shape or a parallelogram shape.
Of course, as shown in fig. 2, the connection portion 1022 may also be a tubular channel communicating with the housing, where the cross section of the tubular channel is in a quadrilateral structure, and an air inlet and an air outlet are further disposed on the tubular channel, so as to facilitate ventilation and heat dissipation of the device.
It will be appreciated that when the saw body 101 is cutting, the chips will splash around; therefore, the connection 1022 can be used as a protection board for protecting chips, thereby improving comfort and safety in use.
In this embodiment, as shown in fig. 3 and 5, the hand saw body 1 further includes a chain cover plate 6 disposed on the mounting portion 103, which is used for mounting the saw body 101, and a tightening assembly 5 for adjusting the compression degree of the saw body 101 and the chain cover plate 6 is disposed between the saw body 101 and the chain cover plate 6.
Specifically, as shown in fig. 5, the screwing unit 5 includes a knob holder 501, and as shown in fig. 4, a screw 7 screwed with the knob holder 501 is fixedly mounted on the mounting portion 103.
When the chain cover plate 6 is installed, the chain cover plate 6 is placed at a proper position of the installation portion 103, then the knob seat 501 can penetrate through the chain cover plate 6 and is in threaded fit with the screw rod 7, so that the chain cover plate 6 can be driven to press and fix the saw body 101, the fixed connection between the saw body 101 and the installation portion 103 is realized, and the pressing degree of the saw body 101 can be adjusted through unscrewing and screwing of the knob seat 501.
In addition, since the saw body 101 and the mounting portion 103 are mounted by screw-thread fit, it is known that severe vibration is generated when the hand saw body 1 works, so that the knob seat 501 may be loosened during long-term use, and further the stability of the mounting between the saw body 101 and the mounting portion 103 is affected, and therefore, the limiting structure is arranged between the chain cover plate 6 and the knob seat 501, so that the loosening of the knob seat 501 under the vibration effect can be prevented, and the stability after the mounting is further improved; the setting of limit structure for chain apron 6 can then lock rotatory button seat 501 along perpendicular to chain apron 6 direction through limit structure's effect, keeps the relative position of chain apron 6 and knob seat 501 promptly to drive chain apron 6 synchronous movement when adjusting knob seat 501 position.
In this embodiment, as shown in fig. 5 to 3, the bottom end of the knob seat 501 has a connecting sleeve 5011 in threaded engagement with the screw 7, and a through hole 8 through which the connecting sleeve 5011 passes is formed in the chain cover 6; the limiting structure comprises a first connecting part 10 arranged on the outer side of the connecting sleeve 5011 and a second connecting part 9 arranged on the inner side wall of the through hole 8, wherein the first connecting part 10 and the second connecting part 9 are in clamping fit.
Specifically, as shown in fig. 7, the first connection portion 10 is an annular clamping groove; as shown in fig. 8, the second connection portion 9 is a buckle extending in the direction of the clamping groove on the inner side wall of the through hole 8, and the number of the buckles is at least one; when the clamping and matching are carried out, the clamping buckle is positioned in the clamping groove and is in a state of abutting with the clamping groove.
In this embodiment, as shown in fig. 9, the buckle includes a vertical portion 901 and a convex portion 902; when the clamping assembly is carried out, the protruding part 902 is abutted in the annular clamping groove, the vertical part 901 is stressed to deform when assembled so as to be close to the inner side wall of the through hole 8, and the upper end and the lower end of the protruding part 902, which are close to the clamping groove, are of inclined structures, so that the clamping of the clamping groove and the clamping buckle is prevented; the vertical portion 901 is arranged to reduce the abrasion to corresponding parts when the knob seat 501 and the chain cover plate 6 are assembled, and the vertical portion 901 is close to the inner side wall of the through hole 8 when being stressed, so that the abrasion of the protruding portion 902 and the outer side of the connecting sleeve 5011 is greatly reduced, and meanwhile, the vertical portion 901 enables installation to be smoother, and the installation comfort is improved.
To sum up, in the prior art, a clamp spring is generally arranged between the outer side of the connecting sleeve 5011 and the inner side wall of the through hole 8, so that the relative positions of the chain cover plate 6 and the knob seat 501 are fixed, however, the installation is complicated due to the fact that the clamp spring is inserted in the installation, compared with the prior art, the installation is more convenient due to the arrangement of the clamp spring and the clamping groove, only the connecting sleeve 5011 is inserted into the through hole 8 in the installation, the step of installing the clamp spring is omitted, and the installation is more convenient.
In this embodiment, as shown in fig. 4, the saw body 101 includes a guide plate 1011 for mounting the chain saw 1012, the saw body 101 is mounted on the mounting portion 103 by the cooperation of the guide plate 1011, the screwing assembly 5 and the chain cover 6, and the guide plate 1011 and the mounting portion 103 can be cooperatively mounted by a positioning structure.
The positioning structure comprises at least one positioning hole 12 and at least one positioning column 11, the positioning column 11 is in clamping fit with the positioning hole 12, and the positioning hole 12 and the positioning column 11 are arranged in various ways, including but not limited to the following two ways:
mode one: the positioning hole 12 is arranged on the guide plate 1011, and the positioning column 11 is arranged on the mounting part 103 (both are integrally formed); in the conventional method, the positioning column 11 is additionally arranged on the mounting part 103 by digging a groove, which is troublesome.
Mode two: the positioning hole 12 is provided on the mounting portion 103, and the positioning post 11 is provided on the guide plate 1011.
It can be appreciated that the first mode and the second mode can meet the actual requirements, and those skilled in the art can select according to the actual situation.
When the number of the positioning holes 12 and the number of the positioning columns 11 are one, the installation end of the saw body 101 is sleeved on the screw 7, namely the guide plate 1011 is sleeved on the screw 7, so that under the action of the matching positioning holes 12 and the positioning columns 11, two positioning points are provided, and the quick clamping and matching installation of the guide plate 1011 can be realized; if the cross sections of the positioning hole 12 and the positioning post 11 are in non-circular structures, such as triangles, rectangles, ovals, etc., that is, the guide plate 1011 is mounted in a snap fit manner, the guide plate 1011 cannot rotate relative to the mounting portion 103, that is, the guide plate 1011 can be snap fit even if the limiting function of the screw 7 is not matched.
It should be further noted that, the number of the positioning holes 12 and the number of the positioning posts 11 are preferably two, and the positioning holes and the positioning posts are symmetrically distributed relative to the screw 7, so that the cost and the installation space can be reduced on the premise of ensuring the installation stability of the guide plate 1011.
In this embodiment, as shown in fig. 5 and 7, the screwing assembly 5 further includes a screwing button 502, and a receiving groove may be provided at an upper end of the knob seat 501, in which the screwing button 502 is mounted; when the knob seat 501 needs to be rotated, the knob button 502 can be erected from the storage groove, so that the knob seat 501 can be driven to rotate by the rotary button 502, and the knob seat 501 can be rotated forcefully more conveniently.
Specifically, as shown in fig. 5, the upper end of the knob seat 501 has a circular structure, the rotary button 502 preferably adopts a semi-annular structure, the accommodating groove adopts a semi-annular structure matched with the knob button 502, and the knob button 502 can be rotatably installed in the accommodating groove; when the knob seat 501 does not need to be rotated, the knob button 502 can be rotated and hidden and stored in the storage groove, so that the aesthetic property is improved, and the knob button 502 does not occupy space.
The foregoing has outlined the basic principles, main features and advantages of the present application. It will be appreciated by persons skilled in the art that the present application is not limited to the embodiments described above, and that the embodiments and descriptions described herein are merely illustrative of the principles of the present application, and that various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of protection of the present application is defined by the appended claims and equivalents thereof.
Claims (9)
1. A handheld cutting device, comprising:
a housing;
a saw body;
the driving device is used for driving the saw body;
a power supply device for supplying power to the driving device;
a grip portion located between the driving device and the power supply device;
a mounting portion located between the driving device, the power supply device, and the grip portion;
the method is characterized in that: the handle comprises a handle body, a mounting part, a handle body, a first supporting part and a second supporting part, wherein the mounting part is arranged at the bottom of the handle body; when the hand saw body is transversely placed, the two supporting surfaces are suitable for being attached to the placing plane, and then the hand saw body is supported.
2. The hand-held cutting device of claim 1, wherein: the handle comprises a handle and a connecting part positioned below the handle, the handle is suitable for holding the handheld cutting device, the second supporting part is arranged at the bottom of the connecting part, and the handle and the connecting part form a D-shaped or parallelogram-shaped closed space.
3. The hand-held cutting device of claim 2, wherein: the connecting part is a tubular channel communicated with the shell, the cross section of the tubular channel is quadrilateral, and the tubular channel is provided with an air inlet and an air outlet.
4. The hand-held cutting device of claim 2, wherein: the connecting part is a guard plate for protecting scraps.
5. The hand-held cutting device of claim 2, wherein: the chain cover plate is arranged on the mounting part, a screwing assembly used for adjusting the compression degree of the saw body and the chain cover plate is arranged between the saw body and the chain cover plate, the screwing assembly comprises a knob seat, the knob seat is matched with a screw thread arranged on the mounting part in a threaded manner, and the chain cover plate locks the knob seat along the movement perpendicular to the direction of the chain cover plate through a limiting structure.
6. The hand-held cutting device of claim 5, wherein: the knob seat is provided with a connecting sleeve matched with the screw thread, and the chain cover plate is provided with a through hole for the connecting sleeve to pass through; the limiting structure comprises a first connecting part arranged on the outer side of the connecting sleeve and a second connecting part arranged on the inner side wall of the through hole, and the first connecting part is in clamping fit with the second connecting part.
7. The hand-held cutting device of claim 6, wherein: the first connecting portion is an annular clamping groove, the second connecting portion is at least one buckle extending from the inner side wall of the through hole to the direction of the clamping groove, and the buckle is located in the clamping groove and is abutted to the clamping groove during assembly.
8. The hand-held cutting device of claim 7, wherein: the buckle comprises a vertical part and a protruding part, wherein the protruding part is suitable for being abutted in the clamping groove during assembly, and the vertical part is in a state that the stress is close to the inner side wall of the through hole during assembly.
9. The hand-held cutting device according to any one of claims 1-8, wherein: the saw body comprises a guide plate for installing a chain saw, a positioning hole is formed in the outer portion of the guide plate, an integrally formed positioning column is arranged in the outer portion of the installation portion, and the positioning column is matched with the positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938479.4U CN220462458U (en) | 2023-07-21 | 2023-07-21 | Hand-held type cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938479.4U CN220462458U (en) | 2023-07-21 | 2023-07-21 | Hand-held type cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220462458U true CN220462458U (en) | 2024-02-09 |
Family
ID=89773933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321938479.4U Active CN220462458U (en) | 2023-07-21 | 2023-07-21 | Hand-held type cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220462458U (en) |
-
2023
- 2023-07-21 CN CN202321938479.4U patent/CN220462458U/en active Active
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